December weather forecast
Waterford, Ireland

Setting the final stage, December ushers in winter in Waterford. Shorter days, longer nights, and festive lights become the city's order of the day. The outside chill grows stronger, with the lowest temperature dropping to a cold 3.8°C (38.8°F). Notwithstanding these dips, the sea manages to retain a temperature of 10°C (50°F). As the month progress, Waterford transforms into a winter wonderland, concluding the year on a frosty note.

Temperature

Waterford marks the start of December with an average high-temperature of a chilly 9.4°C (48.9°F), hinting at a slight fluctuation from November's 11.3°C (52.3°F). An average temperature of 3.8°C (38.8°F) marks the nights in December.

Rainfall

In Waterford, in December, during 13.3 rainfall days, 100mm (3.94") of precipitation is typically accumulated. In Waterford, during the entire year, the rain falls for 136.7 days and collects up to 1021mm (40.2") of precipitation.

Sea temperature

In Waterford, in December, the average water temperature is 10°C (50°F).
Note: Dipping into 10°C (50°F) below 10°C (50°F) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Swimming momentarily at 13°C (55.4°F) can be jarring.

Daylight

The month with the shortest days is December, with an average of 7h and 48min of daylight.
On the first day of the month, sunrise is at 8:15 am and sunset at 4:19 pm. On the last day of December, in Waterford, sunrise is at 8:37 am and sunset at 4:25 pm GMT.

Sunshine

January, February, November and December, with an average of 2h of sunshine, are months with the least sunshine in Waterford.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 0. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 0 during December translates into the following guidance:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.